OpenTechnical

OT-2026-000014827

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, pump fed, pulsed blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000014827) never changes.

Identity and time

Publication numberOT-2026-000014827 · never reused
Internal UUID01a0ae6d-d094-7a1a-9e70-bb5b79095eba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014827
StatusPUBLIC

Content hashes

Canonical textce2ac8314762cd3f430ac00608ab07ad28283e6e2dbc888e03226c8f153fd12a
Markdown737217f90ad63d1cd7bc7a450872cb176f1dbdd1d12d185af229fcf42752d1ec
PDF
Publication pageed6e032a145491e6095d3c291bf1fc8b2349e1aa025dcbf05390af2100be65e8
Manifest87ce40745428acd2820e7b126a9d6286aa9fa918d8967a95d2c36ab163abd712

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature3fHYTKAinIBHyVXBJF0GbI2+QE+YaH6gGLL+7R+MpZlB/XKG/WCb5STJLoQ1HppyLg4+0dn7usEzxgZlpscSAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:06:43.847346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014827
observed ed6e032a145491e6095d3c291bf1fc8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:43.827804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014827/manifest.json
observed 87ce40745428acd2820e7b126a9d6286...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:43.807541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014827/publication.md
observed 737217f90ad63d1cd7bc7a450872cb17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:43.786171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014827/publication.txt
observed ce2ac8314762cd3f430ac00608ab07ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.